Ascaris lumbricoides - intestinal

Case contributed by Henri Vandermeulen

Presentation

Vomiting. Known sigmoid carcinoma.

Patient Data

Age: 55 years
Gender: Female

Tubular filling defect in loops of small bowl on the left. 

Annotated image

Tubular filling defect in loops of small bowl on the left (arrow).

pathology

Pathological examination confirmed an Ascaris lumbricoides that was 25 cm long.

Case Discussion

Incidental finding compatible with a worm in a female patient with a sigmoid colon adenocarcinoma. There was a spontaneous emission of the worm while vomiting.

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